——Lati Apejọ Olùgbéejáde DWIN
Ninu atẹjade yii, a yoo ṣafihan fun ọ ni ọran orisun ṣiṣi ti o gba ẹbun ti Devin Developer Forum fun ohun elo iboju Divin ni aaye tuntun - oju opo wẹẹbu aṣawakiri ati T5L Divin Screen serial port in-imugboroosi (ọna ẹrọ Node-RED) .Awọn onimọ-ẹrọ lo awọn iboju smart T5L lati kọja Node- Imọ-ẹrọ RED nikan nilo ibudo ni tẹlentẹle lati sopọ si Intanẹẹti ati mọ ibaraenisepo data laarin iboju Diwen ati oju-iwe wẹẹbu aṣawakiri naa.Ojutu yii mọ awọn iṣẹ bii fifiranṣẹ ati gbigba data, ibaraenisepo chart, ati ifihan alaye ipilẹ laarin iboju smati ati oju-iwe wẹẹbu.
1. Node-RED oju-iwe ayelujara ti nṣiṣẹ ifihan ipa
(1) Lilo Node-RED ọna ẹrọ, ẹrọ aṣawakiri ti lo bi ẹnu-ọna ibaraenisepo, ki ẹrọ aṣawakiri ati iboju ṣe nlo nipasẹ ibudo ni tẹlentẹle lati mọ ifihan iṣẹ ti o baamu.
Fifiranṣẹ data ati gbigba oju-iwe Taabu
Aami ibanisọrọ oju-iwe Taabu
Ipilẹ alaye Taabu ipa iwe
(2) Awọn koodu itọkasi akọkọ fun Node-RED oju opo wẹẹbu ni atẹle yii:
{
"id": "fbb314a16ea00889",
"type": "serial in",
"z": "09e0777eaff7fdea",
"g": "c1661722c7db00f9",
"name": "Títẹ̀lé èbúté gba dátà",
"tẹlentẹle": "83fb45b5f4b51d61",
"x": 390,
"y": 140,
"awọn onirin": [
[
"685a2fb2c2dc8fba"
]
]
},
{
"id": "1ba3c6e812e03e27",
"type": "serial out",
"z": "09e0777eaff7fdea",
"g": "c1661722c7db00f9",
"name": "Ti firanṣẹ ibudo ni tẹlentẹle",
"tẹlentẹle": "83fb45b5f4b51d61",
"x": 860,
"y": 260,
"awọn onirin": []
},
{
"id": "5fb7f1d3d7425133",
"type": "ipo",
"z": "09e0777eaff7fdea",
"g": "c1661722c7db00f9",
"name": "Ṣakiyesi ipo ibudo ni tẹlentẹle",
"opin": [
"fbb314a16ea00889"
],
"x": 390,
"y": 200,
"awọn onirin": [
[
"3f18d1fdea398d35"
]
]
},
{
"id": "3f18d1fdea398d35",
"type": "iṣẹ",
"z": "09e0777eaff7fdea",
"g": "c1661722c7db00f9",
"name": "Yọ ipo ibudo ni tẹlentẹle",
"func": "let sta = msg.status.text;\nlet color = 'pupa';\nif (sta.indexOf('not-connected') >= 0) \n sta = 'A ko sopọ';\nelse ti o ba (sta.indexOf('connected') >= 0)\n{\n sta = 'asopọ̀ ṣaṣeyọri';\n color = 'green';\n}else\n sta = 'aṣiṣe lodo';\nmsg[' fifuye'] = sta;\nmsg['awọ'] = awọ;\n\npada msg;",
"awọn abajade": 1,
"Aago kuro": 0,
"noerr": 0,
"initialize": "",
"finalize": "",
"libs": [],
"x": 620,
"y": 200,
"awọn onirin": [
[
"2ec78ff0b0b9a56f"
]
]
},
{
"id": "2ec78ff0b0b9a56f",
"type": "ui_template",
"z": "09e0777eaff7fdea",
"g": "c1661722c7db00f9",
"ẹgbẹ": "4e4db779a7b91019",
"name": "Ṣàfihan ipo ibudo ni tẹlentẹle",
"ibere": 1,
"iwọn": 0,
"iga": 0,
"ọna kika":"\n Ipo ibudo ni tẹlentẹle:
2.DGUSIni wiwoDapẹrẹ
1. C51 Engineering Design
Ojutu naa nlo T5L smart screen port 2 lati ṣe ibaraẹnisọrọ pẹlu oju-iwe ayelujara Node-RED.Diẹ ninu awọn koodu itọkasi jẹ bi atẹle:
#pẹlu "sys.h"
#pẹlu "uart2.h"
#pẹlu
#pẹlu
u8 buff[200];
ofo akọkọ(ofo)
{
nọmba 16;
u16val;
omo odun merindinlogun;
u8i;
sys_init ();
uart2_init (115200);
atijọ= 0;
nigba (1)
{
ti o ba jẹ (jẹ_recv_complete)
{
uart2_buf[recv_len++] = 0;
uart2_buf[recv_len++] = 0;
ti (strstr ((char*) uart2_buf,'cmd)))
{
nọmba = uart2_buf [3] - '0';
ti o ba jẹ (nọmba <3)
{
fun (i=0;i<3;i++)
{
val= (nom = i);
sys_write_vp (0x2300 + i, (u8*) & val, 1);
}
} miran (nọmba <5)
{
val= (nọmba = 3);
sys_write_vp (0x2200, (u8*) & val, 1);
}
}miiran
{
sys_write_vp (0x2000, uart2_buf, recv_len/2+2);
}
recv_len = 0;
is_recv_complete=0;
}
sys_read_vp (0x1000, (u8*) & val, 1);
ti o ba jẹ (val=1)
{
sys_read_vp (0x2100, buff, 50);
fun (i=0;i<100;i++)
{
ti o ba jẹ (buff = 0xff)
{
buff = 0x00;
buff[i +1] = 0x00;
fọ;
}
}
u2_send_bytes (buff, strlen (buff));
val= 0;
sys_write_vp (0x1000, (u8*) & val, 1);
}
sys_read_vp (0x2400, (u8*) & val, 1);
if(val!=atijọ)
{
sprintf (buff,"%d", val);
u2_send_bytes (buff, strlen (buff));
atijọ = val;
}
}
}
Akoko ifiweranṣẹ: Oṣu kejila-28-2023